Keyboard shortcuts to zoom in or zoom out the screen display view. 2 The Macintosh Ch Show Extras shortcut initially pops a dialog asking if you wish to assign this shortcut to hiding the Photoshop application or hiding the ‘extras’ items. If you choose the former, the shortcut to use here will be: CLh. View menu Mac PC Function.
1) Viewing Channels in Photoshop When working in RGB:. Command + 2 (Mac) Control + 2 (Win) displays the Composite (RGB) Channel. Command + 3 (Mac) Control + 3 (Win) displays the Red Channel. Command + 4 (Mac) Control + 4 (Win) displays the Green Channel.
Command + 5 (Mac) Control + 5 (Win) displays the Blue Channel. When working in CMYK:. Command + 2 (Mac) Control + 2 (Win) displays the Composite (CMYK) Channel. Command + 3 (Mac) Control + 3 (Win) displays the Cyan Channel.
Command + 4 (Mac) Control + 4 (Win) displays the Magenta Channel. Command + 5 (Mac) Control + 5 (Win) displays the Yellow Channel.
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Command + 6 (Mac) Control + 6 (Win) displays the Black Channel. To revert back to the old behavior (PSCS3) select Window Workspaces Keyboard Shortcuts & Menus and enable “Use Legacy Channel Shortcuts”. This remaps the shortcuts for showing channels two keys to the left.
For example:. Command + (Mac) Control + (Win) displays the Composite Channel. Command + 1 (Mac) Control + 3 (Win) displays the first channel of the document 2) Viewing Channels in Panel Based Adjustments.
Option + 2, 3, 4, etc. (Mac) Alt + 2, 3, 4, etc. (Win) displays the Composite, Red, Green, and Blue channels when using the panel-based adjustments such as a Curves Adjustment layer. The Hue/Saturation and Selective Color commands are slightly different as they don’t map to just RGB/CMYK, however the same general rules apply: Option + 2 (Mac) Alt + 2(Win) selects the Master channel, and Opt+3, 4, etc. Selects subsequent items in the list. 3) Saving Selections as Alpha Channels After making complex selections, choose Select Save Selection to save the selection as an alpha channel.
Alpha channels can be saved in several file formats including Photoshop and TIFF. (Note: alpha channels are not saved in the JPEG format.) 4) Loading Channels as Selections After saving selections as channels, those channels can be loaded back into a selection with the following shortcuts:. Command -click (Mac) Control -click (Win) on the icon for a channel to load the channel as a selection. Command + Shift -click (Mac) Control + Shift -click (Win) to add additional channels to the selection. Command + Option -click (Mac) Control + Alt -click (Win) to subtract another channel from the selection. Command + Option + Shift-click (Mac) Control + Alt + Shift -click (Win) to create the intersection of two channels.
5) Spot Color Channels in Photoshop Command -click (Mac) Control -click (Win) the new channel icon on the Channels panel to create a new Spot Color channel. (Spot Color channels are used primarily for printing using additional “spot colors” on the printing press.) 6) Viewing Individual Channels During a Free Transform, using the Place command, and /or when Cropping, the opacity of layers as well as the visibility of individual channels can be changed on their respective panels (although not with the use of keyboard shortcuts). Note: this can be especially useful when using alpha channels and/or with alignment of layers. 7) Display Channels in Color To display the Channels in the Channels panel in color, choose Preferences Interface and enable Show Channels in Color.
8) Loading the Luminosity of an Image as a Selection Option + Command + 2 (Mac) Alt + Control +2 (Win) loads the luminosity of an image as a selection. This can then be used for a variety of manipulations such as adjusting color or building density.